<?php
/* $Id$ */
/*
	pkg_mgr.php
	Copyright (C) 2013-2015 Electric Sheep Fencing, LP
	Copyright (C) 2004-2012 Scott Ullrich <sullrich@gmail.com>
	Copyright (C) 2013 Marcello Coutinho

	All rights reserved.

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions are met:

	1. Redistributions of source code must retain the above copyright notice,
	   this list of conditions and the following disclaimer.

	2. Redistributions in binary form must reproduce the above copyright
	   notice, this list of conditions and the following disclaimer in the
	   documentation and/or other materials provided with the distribution.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
	POSSIBILITY OF SUCH DAMAGE.
*/
/*
	pfSense_BUILDER_BINARIES:	/sbin/ifconfig
	pfSense_MODULE:	pkgs
*/

##|+PRIV
##|*IDENT=page-system-packagemanager
##|*NAME=System: Package Manager page
##|*DESCR=Allow access to the 'System: Package Manager' page.
##|*MATCH=pkg_mgr.php*
##|-PRIV

ini_set('max_execution_time', '0');

require_once("globals.inc");
require_once("guiconfig.inc");
require_once("pkg-utils.inc");

$timezone = $config['system']['timezone'];
if (!$timezone)
	$timezone = "Etc/UTC";

date_default_timezone_set($timezone);

/* if upgrade in progress, alert user */
if(is_subsystem_dirty('packagelock')) {
	$pgtitle = array(gettext("System"),gettext("Package Manager"));
	include("head.inc");
	print_info_box_np("Please wait while packages are reinstalled in the background.");
	include("foot.inc");
	exit;
}

//get_pkg_info only if cache file has more then $g[min_pkg_cache_file_time] seconds
$pkg_cache_file_time=($g['min_pkg_cache_file_time'] ? $g['min_pkg_cache_file_time'] : 120);

$xmlrpc_base_url = get_active_xml_rpc_base_url();
if (!file_exists("{$g['tmp_path']}/pkg_info.cache") || (time() - filemtime("{$g['tmp_path']}/pkg_info.cache")) > $pkg_cache_file_time) {
	$pkg_info = get_pkg_info('all', array("noembedded", "name", "category", "website", "version", "status", "descr", "maintainer", "required_version", "maximum_version", "pkginfolink", "config_file"));
	//create cache file after get_pkg_info
	if($pkg_info) {
		$fout = fopen("{$g['tmp_path']}/pkg_info.cache", "w");
		fwrite($fout, serialize($pkg_info));
		fclose($fout);
		//$pkg_sizes = get_pkg_sizes();
	} else {
		$using_cache = true;
		if(file_exists("{$g['tmp_path']}/pkg_info.cache")) {
			$savemsg = sprintf(gettext("Unable to retrieve package info from %s. Cached data will be used."), $xmlrpc_base_url);
			$pkg_info = unserialize(@file_get_contents("{$g['tmp_path']}/pkg_info.cache"));
		} else {
			$savemsg = sprintf(gettext('Unable to communicate with %1$s. Please verify DNS and interface configuration, and that %2$s has functional Internet connectivity.'), $xmlrpc_base_url, $g['product_name']);
		}
	}
} else {
	$pkg_info = unserialize(@file_get_contents("{$g['tmp_path']}/pkg_info.cache"));
}

if (! empty($_GET))
	if (isset($_GET['ver']))
		$requested_version = htmlspecialchars($_GET['ver']);

$pgtitle = array(gettext("System"),gettext("Package Manager"));
include("head.inc");

/* Print package server mismatch warning. See https://redmine.pfsense.org/issues/484 */
if (!verify_all_package_servers())
	print_info_box(package_server_mismatch_message());

/* Print package server SSL warning. See https://redmine.pfsense.org/issues/484 */
if (check_package_server_ssl() === false)
	print_info_box(package_server_ssl_failure_message());

if ($savemsg)
	print_info_box($savemsg);

$version = rtrim(file_get_contents("/etc/version"));

$tab_array = array();
$tab_array[] = array(gettext("Available Packages"), $requested_version <> "" ? false : true, "pkg_mgr.php");
$tab_array[] = array(gettext("Installed Packages"), false, "pkg_mgr_installed.php");
display_top_tabs($tab_array);

$version = rtrim(file_get_contents("/etc/version"));
if($pkg_info) {
	$pkg_keys = array_keys($pkg_info);
	natcasesort($pkg_keys);

	//Check categories
	$categories=array();
	if(is_array($pkg_keys)) {
		foreach($pkg_keys as $key) {
			if (!package_skip_tests($pkg_info[$key],$requested_version))
				$categories[$pkg_info[$key]['category']]++;
			}
		}
	ksort($categories);
	$cm_count=0;
	$tab_array = array();
	$visible_categories=array();
	$categories_min_count=($g['pkg_categories_min_count'] ? $g['pkg_categories_min_count'] : 3);
	$categories_max_display=($g['pkg_categories_max_display'] ? $g['pkg_categories_max_display'] : 6);

	/* check selected category or define default category to show */
	if (isset($_REQUEST['category']))
		$menu_category = $_REQUEST['category'];
	else if (isset($g['pkg_default_category']))
		$menu_category = $g['pkg_default_category'];
	else
		$menu_category = "All";

	$menu_category = (isset($_REQUEST['category']) ? $_REQUEST['category'] : "All");
	$show_category = ($menu_category == "Other" || $menu_category == "All");

	$tab_array[] = array(gettext("All"), $menu_category=="All" ? true : false, "pkg_mgr.php?category=All");
	foreach ($categories as $category => $c_count) {
		if ($c_count >= $categories_min_count && $cm_count <= $categories_max_display) {
			$tab_array[] = array(gettext($category) , $menu_category==$category ? true : false, "pkg_mgr.php?category={$category}");
			$visible_categories[]=$category;
			$cm_count++;
		}
	}
	$tab_array[] = array(gettext("Other Categories"), $menu_category=="Other" ? true : false, "pkg_mgr.php?category=Other");
	if (count($categories) > 1)
		display_top_tabs($tab_array);
}

if(!$pkg_info || !is_array($pkg_keys)):?>
	<div class="alert alert-warning">
		<?=gettext("There are currently no packages available for installation.")?>
	</div>
<?php else: ?>
	<table class="table table-striped">
	<thead>
	<tr>
		<th><?=gettext("Name")?></th>
<?php if ($show_category):?>
		<th><?=gettext("Category")?></th>
<?php endif;?>
		<th><?=gettext("Status")?></th>
<?php if (!$g['disablepackagehistory']):?>
		<th><?=gettext("Version")?></th>
<?php endif;?>
		<th><?=gettext("Platform")?></th>
		<th><?=gettext("Description")?></th>
	</tr>
	</thead>
	<tbody>
<?php
	foreach($pkg_keys as $key):
		$index = &$pkg_info[$key];
		if(get_pkg_id($index['name']) >= 0 )
			continue;

		if (package_skip_tests($index,$requested_version))
			continue;

		/* get history/changelog git dir */
		$commit_dir=explode("/",$index['config_file']);
		$changeloglink = "https://github.com/pfsense/pfsense-packages/commits/master/config/";
		if ($commit_dir[(count($commit_dir)-2)] == "config")
			$changeloglink .= $commit_dir[(count($commit_dir)-1)];
		else
			$changeloglink .= $commit_dir[(count($commit_dir)-2)];

		if ($menu_category != "All" && $index['category'] != $menu_category && !($menu_category == "Other" && !in_array($index['category'], $visible_categories)))
			continue;
?>
		<tr>
			<td>
<?php if ($index['website']):?>
				<a title="<?=gettext("Visit official website")?>" target="_blank" href="<?=htmlspecialchars($index['website'])?>">
<?php endif; ?>
					<?=htmlspecialchars($index['name'])?>
				</a>
			</td>
<?php if ($show_category):?>
			<td>
				<?=gettext($index['category'])?>
			</td>
<?php endif;?>
			<td>
				<?=ucfirst(strtolower($index['status']))?>
			</td>
<?php if (!$g['disablepackagehistory']):?>
			<td>
				<a target="_blank" title="<?=gettext("View changelog")?>" href="<?=htmlspecialchars($changeloglink)?>">
					<?=htmlspecialchars($index['version'])?>
				</a>
			</td>
<?php endif;?>
			<td>
				<?=$index['required_version']?>
				<?php if ($index['maximum_version']):?>
					(&lt; $index['maximum_version'])
				<?php endif;?>
			</td>
			<td>
				<?=$index['descr']?>
			</td>
			<td>
				<a title="<?=gettext("Click to install")?>" href="pkg_mgr_install.php?id=<?=$index['name']?>">
					<i class="icon icon-download"></i>
				</a>
<?php if(!$g['disablepackageinfo'] && $index['pkginfolink'] && $index['pkginfolink'] != $index['website']):?>
				<a target="_blank" title="<?=gettext("View more inforation")?>" href="<?=htmlspecialchars($index['pkginfolink'])?>">
					<i class="icon icon-question-sign"></i>
				</a>
<?php endif;?>
			</td>
		</tr>
<?php
	endforeach;
endif;?>
</tbody>
</table>
<?php include("foot.inc")?>